.service{
    width: 100%;
    /* height: 170px; */
    /* min-height: 250px; */
    text-align: center;
    /* border-bottom:1px solid #d8d8d8; */
    margin-top: 50px;
    padding:  0 45px;
    box-sizing: border-box;
}
.service h2{
    font-size: 26px;
    font-weight: normal;
    color: #000000;
    margin: 20px 0 10px;
}
.img{
    width: 100%;  
    height: 30px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 20px 0 10px;
}
.img img{
    width: 30px;
}
.img::before{
    content: "";
    display: block;
    width: 100px;
    height: 1px;
    background-color: #d8d8d8;
    margin-right:20px ;
}
.img::after{
    content: "";
    display: block;
    width: 100px;
    height: 1px;
    background-color: #d8d8d8;
    margin-left:20px ;
}
.service p{
    font-size: 18px;
    color: rgb(102, 102, 102);
    padding-top: 15px;
}
/* .intro{
    overflow: hidden;
} */
.list{
    padding:30px 10px;
    box-sizing: border-box;
    text-align: center;
    float:left;
}
.list img{
    width: 150px;
}
.list h3{
    font-size: 20px;
    color: #383838;
    text-align: center;
}
.list p{
    font-size: 14px;
    color: rgb(100, 106, 117);
    text-align: center;
    margin-bottom: 0;
}
@media screen and (max-width:576){
    .list{
       width: 100%;
    }
    .site{
        width: 100%;
    }
}
/* customer start*/
.customer{
    padding-top: 10px ;
    margin: 0 0 40px;
    /* border-bottom: 0.1px solid #000; */
    background-color: #dd5d5d;  
    box-sizing: border-box;
    overflow: hidden;
}
.customer h2{
    color: #fff;
    margin: 20px 0 10px;
}
.customer p{
    color: #fff;
    font-size: 14px;
}
.customer .img::before{
    background-color: #fff;
}
/* customer end*/
/* sites start */
.sites{
    background-color: #dd5d5d;
    padding-top: 50px;
    padding-bottom: 100px;
}
.site{
    /* display: flex;
    flex-direction: row;
    flex-wrap: wrap; */
    float: left;
    background-color: #dd5d5d;
}
.site img{
    border-radius: 6px;
    height: 55.5px;
    width: 100%;
}
/* sites end */
/* contact start */
.contact p{
    color: rgb(56, 56, 56);
    font-size: 14px;
    text-align:left;
}
.contact{
    margin-bottom: 40px;
}
/* contact end */
/* form start */
.form{
    padding-bottom: 50px;
}
.name{
    color: rgb(41, 41, 41);
    font-size: 14px;
    line-height: 14px;
    display: block;
}
.name span{
    color: #dd5d5d;
}
.form textarea,.form input{
    background-color: rgb(247, 247, 247);
    border: 1px solid rgb(221, 93, 93);
    height: 40px;
    font-size: 14px;
}
.form .cont{
    text-align: center;
    margin: 10px 0;
}
.form .contin{
    background-color: #dd5d5d;
    color: #fff;
    text-align: center;
    border: none;
}
/* form end */
.banner{
    width: 100%;
    height: 524px;
    background-image: url(../img/banner.png);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

}
@media screen and (max-width:800px) {
    .banner{
        height: 400px;
    }
}
/* 菜单  */
.menu{
    width: 100%;
    height: 72px;
    padding: 0;
    position: fixed;
    left: 0;
    top: 0;
}
.menu-con{
    height: 72px;
    background-color: transparent;
    display: flex;
    align-items: center;
}
/*  */
@media screen and (min-width:992px){
    .menu-con .eng{
        width:180px;
        height:32px;
    }
    .class{
        height: 100%;
        flex-grow: 1;
        float: right;
        display: flex;
        justify-content: flex-end;
        align-items: center;
    }
    .class li{
        font-size: 23px;
        color: #fff;
        line-height: 100%;
        margin-right: 17.5px;
    }
    .class .active{
        position: relative;
    }
    .class .active::after{
        content: "";
        display: block;
        width: 100%;
        height: 3px;
        background-color: #fff;
        position: absolute;
        left: 0;
        bottom: -20px;
    }
    .logo{
        display: none;
    }
    .right{
        display: none;
    }
}
@media screen and (max-width:990px) {
    .menu-con{
        justify-content: space-between;
    }
    .menu-con .eng{
        display: none;
    }
    .class{
        display: none;
    }
    .logo{
        width: 50px;
        height: 50px;
        margin-left: calc((100% - 50px - 24px) / 2) ;
    }
    .right{
        width: 14px;
        height: 14px;
        padding-left: 15px;
        padding-right: 15px;
        align-items: end;
        /* display: none; */
    }
    .right img{
        width: 14px;
        height: 14px;
    }
}

/*  */
/* 菜单 */
